hieuha

Note: I did not author this, i found it somehwere.

Active Directory Attacks

Summary

• Tools
• Most common paths to AD compromise
  • MS14-068 (Microsoft Kerberos Checksum Validation Vulnerability)
  • Open Shares
• [GPO - Pivoting with Local Admin

hieuha

Command Execution

exec           - Returns last line of commands output
passthru       - Passes commands output directly to the browser
system         - Passes commands output directly to the browser and returns last line
shell_exec     - Returns commands output
\`\` (backticks) - Same as shell_exec()
popen          - Opens read or write pipe to process of a command
proc_open      - Similar to popen() but greater degree of control
pcntl_exec - Executes a program

hieuha

"          _                      _          "
"   _     /||       .   .        ||\     _   "
"  ( }    \||D    '   '     '   C||/    { %  "
" | /\__,=_[_]   '  .   . '       [_]_=,__/\ |"
" |_\_  |----|                    |----|  _/_|"
" |  |/ |    |                    |    | \|  |"
" |  /_ |    |                    |    | _\  |"

	It is all fun and games until someone gets hacked!

hieuha

#!/usr/bin/env python3

# CVE-2019-6340 Drupal <= 8.6.9 REST services RCE PoC
# 2019 @leonjza

# Technical details for this exploit is available at:
#   https://www.drupal.org/sa-core-2019-003
#   https://www.ambionics.io/blog/drupal8-rce
#   https://twitter.com/jcran/status/1099206271901798400

hieuha

#!/bin/sh
# Reset Parallels Desktop's trial and generate a casual email address to register a new user
rm /private/var/root/Library/Preferences/com.parallels.desktop.plist /Library/Preferences/Parallels/licenses.xml
jot -w pdu%[email protected] -r 1

hieuha

The process starts by creating the CSR and the private key:

openssl req -nodes -newkey rsa:2048 -nodes -keyout dotmarks.net.key -out dotmarks.net.csr -subj "/C=GB/ST=London/L=London/O=dotmarks/OU=IT/CN=dotmarks.net"

Generates

• dotmarks.net.key
• dotmarks.net.csr